<template>
  <div class="user">
    <div class="bread">
      <el-breadcrumb separator-class="el-icon-arrow-right">
        <el-breadcrumb-item :to="{ name:'Index' }">首页</el-breadcrumb-item>
        <el-breadcrumb-item>后台管理</el-breadcrumb-item>
        <el-breadcrumb-item>用户管理</el-breadcrumb-item>
      </el-breadcrumb>
    </div>
    <div class="main-content">
      <!--按钮-->
      <div class="btn_content">
        <div>
          <el-button type="primary" icon="el-icon-circle-plus-outline" @click="dialogFormVisible = true"> 新增用户</el-button>
        </div>
      </div>
      <!--table表单-->
      <div class="table_content">
          <div>
            <el-table :data="tableData.slice((currentPage-1)*pageSize,currentPage*pageSize)"  border style="width: 100%">
              <el-table-column prop="id" label="用户id" align="center"  width="200"></el-table-column>
              <el-table-column prop="username" label="用户名" align="center"  width="250"></el-table-column>
              <el-table-column prop="password" label="密码" align="center"  width="250px"></el-table-column>
              <el-table-column prop="roleId" label="用户权限"  align="center" width="300px" :formatter="stateFormat"></el-table-column>
              <el-table-column label="操作" align="center">
                <template slot-scope="scope">
                  <el-button size="mini" @click="handleEdit(scope.row.id)">编辑</el-button>
                  <el-button size="mini" type="danger" @click="handleDelete(scope.$index, scope.row)">删除</el-button>
                </template>
              </el-table-column>
            </el-table>
          </div>
      </div>
      <!--分页按钮-->
      <div class="page_content">
        <el-pagination
          background
          @size-change="handleSizeChange"
          @current-change="handleCurrentChange"
          :current-page="currentPage"
          :page-size="pageSize"
          layout="total, prev, pager, next"
          :total="tableData.length">
        </el-pagination>
      </div>
    </div>
    <!--添加页面-->
    <el-dialog title="输入信息" :visible.sync="dialogFormVisible">
      <el-form>
        <el-form-item label="用户名称：" :label-width="formLabelWidth">
          <el-input v-model="User.username" autocomplete="off"></el-input>
        </el-form-item>
        <el-form-item label="用户密码：" :label-width="formLabelWidth">
          <el-input v-model="User.password" autocomplete="off"></el-input>
        </el-form-item>
        <el-form-item label="用户权限：" :label-width="formLabelWidth">
          <el-select v-model="User.roleId"  placeholder="请选择">
            <el-option v-for="item in options" :key="item.value" :label="item.label" :value="item.value">
            </el-option>
          </el-select>
        </el-form-item>
      </el-form>
      <div slot="footer" class="dialog-footer">
        <el-button @click="dialogFormVisible = false">取 消</el-button>
        <el-button type="primary" @click="addUser()">添 加</el-button>
      </div>
    </el-dialog>
    <!--修改信息界面-->
    <el-dialog title="修改信息" :visible.sync="updateFormVisible">
      <el-form>
        <el-form-item label="用户名称：" :label-width="formLabelWidth">
          <el-input v-model="Inform.username" autocomplete="off"></el-input>
        </el-form-item>
        <el-form-item label="用户密码：" :label-width="formLabelWidth">
          <el-input v-model="Inform.password" autocomplete="off"></el-input>
        </el-form-item>
        <el-form-item label="用户权限：" :label-width="formLabelWidth">
          <el-select v-model="Inform.roleId"  placeholder="请选择">
            <el-option v-for="item in options" :key="item.value" :label="item.label" :value="item.value">
            </el-option>
          </el-select>
        </el-form-item>
      </el-form>
      <div slot="footer" class="dialog-footer">
        <el-button @click="updateFormVisible = false">取 消</el-button>
        <el-button type="primary" @click="updateUser()">修 改</el-button>
      </div>
    </el-dialog>
  </div>
</template>

<script>
    export default {
      name: "User",
      data() {
        return {
          options:[{
            value:'1',
            label:'管理员',
          },{
            value:'2',
            label:'普通用户',
          }],
          dialogFormVisible: false,//添加页面
          updateFormVisible: false,//修改页面
          formLabelWidth: '100px',
          currentPage: 1, //初始页
          pageSize: 5,    //每页的数据
          User: {},  //添加中转站
          Inform: {},//查询的单个存储
          tableData: [{}],
        }
      },
      methods:{
        stateFormat(row, column) {
          if (row.roleId == 1) {
            return '管理员'
          } else if (row.roleId == 2) {
            return '普通用户'
          }
        },
        // 初始页currentPage、初始每页数据数pagesize和数据data
        handleSizeChange: function (size) {
          this.pagesize = size;
          console.log(this.pagesize)  //每页下拉显示数据
        },
        handleCurrentChange: function (currentPage) {
          this.currentPage = currentPage;
          console.log(this.currentPage)  //点击第几页
        },
        /*查询所有角色*/
        findAll() {
          let _this = this
          this.$axios.get("http://localhost:8066/user/getUser").then(function (res) {
            _this.tableData = res.data
            console.log(_this.tableData)
          }).catch(function (err) {
            alert('查询失败')
          })
        },
        /*添加角色*/
        addUser() {
          if (!this.User.username) {alert('请输入用户名称');return false}
          if (!this.User.password) {alert('请输入用户密码');return false}
          console.log(this.Role)
          let _this = this
          this.$axios.post("http://localhost:8066/user/setUser", this.User).then(function () {
            //清空本次保存数据
            _this.$message({
              showClose: true,
              message: '角色信息添加成功!',
              type: 'success'
            });
            _this.Role = {};
            _this.dialogFormVisible = false
            _this.findAll();
          }).catch(function (err) {
            _this.$message({
              showClose: true,
              message: '角色信息添加失败!',
              type: 'error'
            });
          })
        },
        /*根据id查询角色*/
        handleEdit(id) {
          this.updateFormVisible = true
          let _this = this
          this.$axios.get("http://localhost:8066/user/getUserById/" + id).then(function (res) {
            _this.Inform = res.data
            console.log(_this.Inform)
          }).catch(function (err) {
            alert('查询失败')
          })
        },
        /*更新角色*/
        updateUser() {
          let _this = this
          // 发送axios请求，根据查询一个
          this.$axios.post("http://localhost:8066/user/updateUser", _this.Inform).then(function (res) {
            _this.$message({
              showClose: true,
              message: '角色信息修改成功!',
              type: 'success'
            });
            _this.updateFormVisible = false
            _this.findAll();
          }).catch(function (err) {
            _this.$message({
              showClose: true,
              message: '角色信息修改失败!请联系管理员！',
              type: 'error'
            });
          })
        },
        /*删除角色*/
        handleDelete(id) {
          let _this = this
          if (window.confirm('确定要删除角色吗？')) {
            // 发送axios请求，根据查询一个
            this.$axios.post("http://localhost:8066/user/deletedById/" + id).then(function () {
              _this.findAll();
              _this.$message({
                showClose: true,
                message: '角色删除成功!',
                type: 'success'
              });
            }).catch(function (err) {
              _this.$message({
                showClose: true,
                message: '角色删除失败!请联系管理员！',
                type: 'error'
              });
            })
          }
        },
      },
      mounted() {
        this.findAll()
      }
    }
</script>

<style scoped>
  .main-content{
    padding: 10px;
    margin-top: 25px;
    height: 530px;
    width: 1180px;

    background-color: white;
  }
  .btn_content{
    width: 100%;
    height: 50px;
    /*background-color: red;*/
  }
  .table_content{
    width: 100%;
    height: 400px;
    /*background-color: cornflowerblue;*/
  }
  .page_content{
    padding-top: 10px;
    width: 100%;
    height: 60px;
    /*background-color: #6f6f6f;*/
  }
</style>
